Read e-book online Advances in Piezoelectric Transducers PDF

By F. Ebrahimi

ISBN-10: 9533079312

ISBN-13: 9789533079318

Show description

Read Online or Download Advances in Piezoelectric Transducers PDF

Best mechanics books

High Speed Flow by C. J. Chapman PDF

Excessive pace circulate covers subsonic and supersonic flight, surprise waves, high-speed aerofoils, and temperature alterations. ranging from first rules, the booklet supplies entire and uncomplicated derivations of all effects, and takes the reader to analyze point within the topic. C. J. Chapman contains many workouts and an intensive bibliography, delivering entry to the full literature from 1860 to the current, with over 200 goods released because 1990.

Download e-book for kindle: Quantum Mechanics at the Crossroads: New Perspectives from by Professor James Evans, Professor Alan S. Thorndike (auth.)

Quantum mechanics is a gorgeous, unusual and winning thought that originated within the Twenties. the speculation, which Niels Bohr considered as complete and entire, has within the previous few many years quickly built in unforeseen instructions. An severe new specialize in the stranger elements of the idea, together with entanglement and nonlocality, has led to new perceptions of the principles of quantum mechanics, in addition to excellent new exploitations of quantum phenomena.

Mechanics of Microstructured Materials by Helmut J. Böhm (eds.) PDF

The paintings offers with the thermomechanical mechanical habit of microstructured fabrics, which has attracted massive curiosity from either the tutorial and the economic study groups. The previous decade has witnessed significant growth within the improvement of analytical in addition to numerical modeling ways and of experimental equipment during this box.

Extra resources for Advances in Piezoelectric Transducers

Example text

Symbols D3, S1, T1 and E3 denote electric displacement, strain, stress and the electric field in the directions of the axis described by the subscript. After transformation of equation (24), force generated by the transducer can be described as: FP  t   c 11E Ap S1  x , t   1  t   , (25) where: 1  t   d31  E3  d31 UC  t  hp . (26) Symbol c11E denotes Young’s modulus of the transducer at zero/constant electric field (inverse of elasticity constant). UC(t) is an electric voltage on the capacitance Cp.

Ma, J. C. (2007a). 334-335, (2007) pp. H. & Ma, J. (2007b). C. & Ma, J. (2007c). High Amplitude Vibration of Piezoelectric Bending Actuators, J. H. & Ma, J. (2008). H. & Ma, J. (2009). 3, (March 2009), pp. L. & Ma J. (2010). Y. (1995). Study on the Multifrequency Langevin Ultrasonic Transducer, Ultrasonics, Vol. Y. (2004a). Effect of Electric Load Impedances on the Performance of Sandwich Piezoelectric Transducers, IEEE Trans. , Freq. Y. (2004b). M. (1987). D. T. (2010). A. F. P. (1964). P. & Wehr J.

Young’s modulus of the beam is denoted Eb. A piezoelectric transducer of length lp is bonded to the beam’s surface within the distance of x1 from a clamped end of the beam. The transducer is bonded by a glue layer of thickness hk and Kirchhoff’s modulus G. The glue layer has homogeneous properties in overall length. The system under consideration in both cases (with piezoelectric actuator or vibration damper) is presented in Fig. 1. In order to analyze vibration of the systems following assumptions were made:      material of which the system is made is subjected to Hooke’s law, the system has a continuous, linear mass distribution, the system’s vibration is harmonic, planes of cross-sections that are perpendicular to the axis of the beam remain flat during deformation of the beam – an analysis is based on the Bernoulli’s hypothesis of flat cross-sections, displacements are small compared with the dimensions of the system.

Download PDF sample

Advances in Piezoelectric Transducers by F. Ebrahimi


by James
4.4

Rated 4.53 of 5 – based on 13 votes